Gaya APA
Priyasudiarja, Y., Tunjung, F.
(2010).
Yes ! I Can Speak English
.
Surabaya.:
Aksara Media.
Gaya MLA
Priyasudiarja, Yusup., Tunjung, Felomina.
"Yes ! I Can Speak English".
Surabaya.:
Aksara Media,
2010.
Text.